class UsersController < ApplicationController
before_action :logged_in_user, only: [:index, :edit, :update, :destroy,:following, :followers]
before_action :correct_user, only: [:edit, :update]
before_action :admin_user, only: :destroy

def new
@user = User.new
end
  def show
  	@user = User.find(params[:id])
  	@microposts = @user.microposts.paginate(page: params[:page], per_page: 10)
  end

  def create
	@user = User.new(user_params)
		if @user.save
			#@user.send_activation_email
			flash[:info] = "Please check your email to activate your account."
			redirect_to root_url
		else
			render 'new'
		end
end

def edit
	@user = User.find(params[:id])
end
def update
	@user = User.find(params[:id])
	if @user.update_attributes(user_params)
	# 处理更新成功的情况
	flash[:success] = "Profile updated"
	redirect_to @user
	else
	render 'edit'
	end
end

def index
@users = User.paginate(page: params[:page], per_page: 10)
end

def destroy
	User.find(params[:id]).destroy
	flash[:success] = "User deleted"
	redirect_to users_url
end

def following
@title = "Following"
@user = User.find(params[:id])
@users = @user.following.paginate(page: params[:page])
render 'show_follow'
end
def followers
@title = "Followers"
@user = User.find(params[:id])
@users = @user.followers.paginate(page: params[:page])
render 'show_follow'
end

private
	def user_params
		params.require(:user).permit(:name, :email, :password,
		:password_confirmation)
	end
	

	# 确保是正确的用户
def correct_user
	@user = User.find(params[:id])
	redirect_to(root_url) unless current_user?(@user)
end

# 确保是管理员
def admin_user
redirect_to(root_url) unless current_user.admin?
end

end
